50 PROBLEMA 



I. P-i; ^ri; rzo; xro 



K. p-s; $=:i» r-z; szii 



III. pz6i; yz5; r-512; ^-3a 



IV. ^-84';; y=^^*; r=:225.45o; J-450 



V. p-121.205; ^121.101; mtf.32; X-121.32 



VI. ^3121. 285^; ^n2i.ioi; r-25.50; 1-121.50 



VII. p-i2i.25o<ff ^121.241; rz:575.ii52; xz:i2i. 1152 

 VIII. /)=:i<J9.229» ^:ii<59.i45; r- ^. x8; xrid^. i& 

 IX. ^-1^9.449; ?ri(Sp.i45; r-d4. 128; sz.t6^. 128. 



45« Formulac generales aatem ita fe habcbunt 



uel 



pzz(mm(m-\-ny-i-nn(m-'2.nf){mm-^2mn—^nn)* 

 ^ — ((/«+ «)*(»/ 4- 2 «)'-f nn{m-^^nf))(mnt-^ivm-s,nn)* 

 r — 8 »«(w H- »)' (w»? + 2 «/ « — a ««)* 

 /— 8 nn(m-{-ny ^nnim -i- nj* 



vel 



p—(mm{ftt^nf-\-nn[m—^nY(mm^7.mn—znrC)^ 

 q — [mm(zm- nf-\- [m - n)Xm— 2nf]imm-i-2mtt—znn)* 

 f— zmm[m — 2n)\mm-^2mn—2,niif 

 szz zmm{m — 2nYmmim—2ny^ 



Vtroque cafu quatuor numeri />, ^, r, x ita fiint 

 comparati , vt qailbet in ftimmam trium reliquo- 

 rum du(ftLJs producat numerum quadratureL Qiian- 

 quam aucem binc innumerabiles (otutiones dertuare 

 licet , liaec folutio n.0Q£>ifi pro oiaxime particulaci 

 e(t habeada. 



4^. 



